Exploring Megapixels and Tactile Photography for the Blind

The video tutorial explains the concept of megapixels in digital cameras, highlighting how they measure resolution. It also introduces a new technology that allows blind people to experience photography through tactile images. The video further elaborates on the technical aspects of megapixels, describing them as a grid of sensor elements in a camera, and provides an example of how to calculate megapixels based on the number of dots in the grid.

What is the primary factor that determines the resolution of a digital camera?

• The number of megapixels

• The color of the camera

• The brand of the camera

• The size of the camera

What innovative method allows blind people to experience photographs?

• Audio descriptions

• Three-dimensional relief patterns

• Braille translations

• Virtual reality

Who is the designer mentioned in the video that is working on a new visual language for the blind?

• Henri Cartier-Bresson

• Ansel Adams

• Elaine Mickley

• Jan Artus Bertrand

How many pixels are in a megapixel?

• 100,000 pixels

• 10,000 pixels

• 1,000 pixels

• 1,000,000 pixels

If a camera has 3840 dots across and 2400 dots down, how many megapixels does it have?

• 7.2 megapixels

• 10.2 megapixels

• 8.2 megapixels

• 9.2 megapixels